The next generation of Vortex aluminum rear sprockets, V4 builds on the long-running CAT5 sprocket platform with a lighter, more aggressive design. Reduced rotating mass improves acceleration, throttle response, handling, and overallagility. Ideal for street, track, and performance applications.
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2021-2025 |
Aprilia |
RS 660 |
Base |
| 2023-2024 |
Aprilia |
RS 660 Extrema |
Base |
| 2025 |
Aprilia |
RS 660 Factory |
Base |
| 2021-2024 |
Aprilia |
Tuono 660 |
Base |
| 2022-2025 |
Aprilia |
Tuono 660 Factory |
Base |
